For high-temperature and high concentration acetic acid or contain other corrosive medium, such as stringent requirements may make use of high-alloy stainless steel or fluoroplastics pump.对于高温高浓醋酸或含有其它腐蚀介质等苛刻要求时，可选用高合金不锈钢或氟塑料泵。

In natural gas pipeline, corrosive medium exist, inwall will be corroded for ever.管输的天然气中均带有腐蚀性物质，势必会腐蚀管线内壁。